open class Base<A, in B, out C>
class Derived<A, B, C>: Base<A, B, C>()

// class: Derived
// jvm signature:     Derived
// generic signature: <A:Ljava/lang/Object;B:Ljava/lang/Object;C:Ljava/lang/Object;>LBase<TA;TB;TC;>;Lkotlin/jvm/internal/KObject;